know, michelle, we're two for two, green bay, atlanta, they had to do a little singing. >> i know. we heard "i left my heart in san francisco" from green bay first, then it was atlanta, and frank, i'm thinking baltimore is going to do it, too. >> hi, frank and michelle. good morning, san francisco. don scott and marty bass. we both happen to love your city by the way but welcome to the nfl. welcome to super bowl and we're going to be butting head. should the unthinkable happen and the 9ers beat the ravens, we'll be happy to sing i left my heart in san francisco. now, when the ravens win, though, here's what we would like you to do as your part of the bet. we would like you to, with nelly's, it's getting hot in here playing, do the ray stadium introduction dance choreographed like the rockettes, both together and in perfect unison. are you in on that? but there's something else. >> i think it's interesting not only do we both have teams at the super bowl, we both have streets named lombard, so we think when you lose, you ought to do the dance at